CN116726645A - Oxygen-enriched tail gas treatment and conveying device of PSA (pressure swing adsorption) nitrogen making machine - Google Patents
Oxygen-enriched tail gas treatment and conveying device of PSA (pressure swing adsorption) nitrogen making machine Download PDFInfo
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- CN116726645A CN116726645A CN202310863995.3A CN202310863995A CN116726645A CN 116726645 A CN116726645 A CN 116726645A CN 202310863995 A CN202310863995 A CN 202310863995A CN 116726645 A CN116726645 A CN 116726645A
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- wall
- oxygen
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- 239000007789 gas Substances 0.000 title claims abstract description 165
- 238000011282 treatment Methods 0.000 title claims abstract description 147
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 239000001301 oxygen Substances 0.000 title claims abstract description 39
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 39
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 38
- 238000001179 sorption measurement Methods 0.000 title description 5
- 230000007246 mechanism Effects 0.000 claims abstract description 112
- 239000000428 dust Substances 0.000 claims abstract description 69
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 238000001914 filtration Methods 0.000 claims abstract description 36
- 239000007921 spray Substances 0.000 claims abstract description 34
- 238000004140 cleaning Methods 0.000 claims abstract description 27
- 239000007788 liquid Substances 0.000 claims description 38
- 238000005192 partition Methods 0.000 claims description 7
- 230000007480 spreading Effects 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 6
- 238000007790 scraping Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 abstract description 26
- 239000007787 solid Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 9
- 230000000630 rising effect Effects 0.000 abstract description 5
- 239000003595 mist Substances 0.000 abstract description 4
- 238000011221 initial treatment Methods 0.000 abstract description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 20
- 235000017491 Bambusa tulda Nutrition 0.000 description 20
- 241001330002 Bambuseae Species 0.000 description 20
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 20
- 239000011425 bamboo Substances 0.000 description 20
- 239000008187 granular material Substances 0.000 description 7
- 230000001174 ascending effect Effects 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 230000010405 clearance mechanism Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000003028 elevating effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
- B01D29/86—Retarding cake deposition on the filter during the filtration period, e.g. using stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/047—Pressure swing adsorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/087—Cleaning containers, e.g. tanks by methods involving the use of tools, e.g. brushes, scrapers
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Mechanical Engineering (AREA)
- Separation Of Particles Using Liquids (AREA)
Abstract
The invention discloses an oxygen-enriched tail gas treatment and conveying device of a PSA nitrogen making machine, which comprises a tail gas treatment tank, wherein water for primary filtration of rich-nutrition tail gas is contained at the bottom of an inner cavity of the tail gas treatment tank; according to the invention, the bottom end of the tail gas treatment tank is filled with water, the rich-nutrition tail gas enters the water at the bottom of the tail gas treatment tank, and the gas moves upwards in the water in the form of bubbles in the water, so that the solid particles and dust mixed in the rich-nutrition tail gas can be subjected to primary treatment; the water mist sprayed by the spray dust removing mechanism arranged at the top of the inner cavity of the tail gas treatment tank can carry out secondary treatment on dust carried by rising in a bubble form, so that the cleaning effect of solid particles and dust mixed in the rich tail gas is better; and the rotary driving mechanism arranged on the tail gas treatment tank can drive the spray dust removing mechanism to rotate, so that the spray dust removing mechanism has more thorough dust treatment effect on the dust carried by the air bubbles in a rising way.
Description
Technical Field
The invention relates to the technical field related to PSA nitrogen making machines, in particular to an oxygen-enriched tail gas treatment and conveying device of a PSA nitrogen making machine.
Background
The PSA nitrogen making machine selectively adsorbs oxygen and nitrogen in the air through a carbon molecular sieve, so that the nitrogen and the oxygen in the air are separated, and the PSA nitrogen making machine achieves the aim of distinguishing the oxygen and the nitrogen by controlling adsorption time due to different adsorption speeds of the oxygen and the nitrogen and speed difference of the oxygen and the nitrogen during adsorption.
The in-process that PSA system nitrogen machine operated can discharge oxygen-enriched tail gas, and current oxygen-enriched tail gas conveying equipment generally comprises base, extension board, treatment jar, intake pipe, drain pipe and outlet duct, and the base left and right sides all is equipped with four extension boards, all is equipped with the treatment jar between four extension board upper portions of homonymy, and the treatment jar front side lower part all is equipped with the intake pipe, and the treatment jar bottom all is equipped with the drain pipe, and the treatment jar top all is equipped with the outlet duct. The oxygen-enriched tail gas conveying equipment only conveys and discharges the oxygen-enriched tail gas through the pipeline, but dregs, dust and the like mixed in the oxygen-enriched tail gas cannot be effectively cleaned, and the quality of the exhausted rich tail gas can be affected.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an oxygen-enriched tail gas treatment and conveying device of a PSA nitrogen making machine.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to an oxygen-enriched tail gas treatment and conveying device of a PSA nitrogen making machine, which comprises a tail gas treatment tank, wherein water for primarily filtering rich tail gas is contained at the bottom of an inner cavity of the tail gas treatment tank, a spray dust removing mechanism for secondarily treating the rich tail gas is arranged at the top of the inner cavity of the tail gas treatment tank, and a rotary driving assembly for driving the spray dust removing mechanism to rotate is arranged on the tail gas treatment tank; the outer wall of the spray dust removing mechanism is provided with an inner wall cleaning mechanism which extends into the bottom of the inner cavity of the tail gas treatment tank to clean the inner wall of the tail gas treatment tank; the bottom end of the tail gas treatment tank is provided with a funnel-shaped liquid discharge pipe, and the bottom end of the inner wall cleaning mechanism is provided with a filtering mechanism matched with the liquid discharge pipe; the top end of the filtering mechanism is provided with an anti-blocking mechanism for the inner cavity of the filtering mechanism.
As a preferable technical scheme of the invention, the spray dust removing mechanism comprises a mounting plate arranged on the top wall of the tail gas treatment tank, a first vertical diversion cylinder is connected to the middle part of the mounting plate through a bearing, at least three second diversion cylinders which are L-shaped and communicated with the first diversion cylinders are arranged on the top side wall of the mounting plate, a liquid inlet pipe extending out of the top end of the tail gas treatment tank is communicated with the top end of the first diversion cylinders, and the liquid inlet pipe is connected with the top wall of the tail gas treatment tank through a bearing.
As a preferable technical scheme of the invention, the rotary driving assembly comprises an L-shaped bracket arranged at the top end of the tail gas treatment tank, a first gear is arranged at the bottom end of the bracket, a second gear meshed with the first gear is arranged on the outer wall of the liquid inlet pipe, and a gear motor for driving the first gear to rotate is arranged on the bracket.
As a preferable technical scheme of the invention, the inner wall cleaning mechanism comprises a movable plate which is arranged on the outer wall of the second flow dividing cylinder and is abutted against the inner wall of the tail gas treatment tank, arc scraping plates are arranged on two sides of the movable plate, and a brush plate which is abutted against the inner wall of the tail gas treatment tank is arranged on the side of the movable plate.
As a preferable technical scheme of the invention, a spreading mechanism positioned below the spray dust removing mechanism is arranged between the two movable plates, the spreading mechanism comprises an adjusting sleeve, a partition plate is arranged in the middle of the adjusting sleeve, movable columns are connected in two cavities of the adjusting sleeve, which are divided by the partition plate, in a threaded manner, and one ends, far away from each other, of the two movable columns are provided with limiting rods which extend out of the adjusting sleeve and are connected with the movable plates.
As a preferable technical scheme of the invention, one end of the limiting rod, which is close to the inner wall of the tail gas treatment tank, is provided with a mounting groove, a buffer spring is arranged in the mounting groove, a connecting rod extending out of the mounting groove is arranged in the mounting groove, and a connecting groove matched and spliced with the connecting rod is formed in the movable plate.
As a preferable technical scheme of the invention, the filtering mechanism comprises a filter screen cylinder which is connected with the lower end parts of the two movable plates through a rotating shaft and matched with a liquid discharge pipe, and the outer wall of the liquid discharge pipe is connected with a liquid guide pipe which is arranged in an outward inclined way.
As a preferable technical scheme of the invention, the anti-blocking mechanism comprises a plurality of supporting rods which are arranged on the top wall of the filter screen cylinder and incline upwards, the top ends of the supporting rods are provided with fixed plates, the fixed plates are provided with rotating rods which vertically downwards extend into the filter screen cylinder, the rotating rods are provided with stirring plates, and the bottom ends of the rotating rods are provided with push plates which are obliquely arranged and contact with the bottom wall of the filter screen cylinder.
As a preferable technical scheme of the invention, the side wall of the tail gas treatment tank is provided with the air inlet, the height of the air inlet is lower than the liquid level of water in the tail gas treatment tank, and the outer end of the air inlet is connected with the upward cleaning air inlet pipe.
As a preferable technical scheme of the invention, the tail gas treatment tank comprises a bottom tank and a top tank cover connected through flange plates, wherein the two flange plates are fixedly connected through bolts and nuts in a matched mode, a mounting plate is arranged on the inner wall of the top tank cover, a sealing gasket is arranged between the two flange plates, two lifting blocks are arranged on the outer wall of the flange plate of the top tank cover, two hydraulic cylinders which are vertically upwards are arranged on the outer wall of the bottom tank, and an output shaft of each hydraulic cylinder is fixedly connected with the lifting blocks.
The beneficial effects of the invention are as follows:
1. according to the oxygen-enriched tail gas treatment and conveying device of the PSA nitrogen making machine, water is filled at the bottom end of the tail gas treatment tank, the rich tail gas enters the water at the bottom of the tail gas treatment tank, and gas moves upwards in the water in the form of bubbles in the water, so that the solid particles and dust mixed in the rich tail gas can be subjected to primary treatment; the water mist sprayed by the spray dust removing mechanism arranged at the top of the inner cavity of the tail gas treatment tank can carry out secondary treatment on dust carried by rising in a bubble form, so that the cleaning effect of solid particles and dust mixed in the rich tail gas is better; the rotary driving mechanism arranged on the tail gas treatment tank can drive the spray dust removing mechanism to rotate, so that the spray dust removing mechanism has more thorough effect on the dust treatment carried by the ascending air bubbles; the inner wall cleaning mechanism arranged on the inner wall of the tail gas treatment tank is driven when the spray dust removing mechanism rotates, so that particles and dust adhered to the inner wall of the tail gas treatment tank are scraped by the inner wall cleaning mechanism, and the influence of the particles and dust adhered to the inner wall of the tail gas treatment tank on the quality of water secondarily added into the tail gas treatment tank is avoided; when the water in the tail gas treatment tank is discharged, the filtering mechanism of the inner wall cleaning mechanism device can filter particles in the water in the tail gas treatment tank, the water is discharged through the filtering mechanism, and the particles are left in the filtering mechanism; the anti-blocking mechanism can stir particles in the filtering mechanism, so that the blocking of the filtering mechanism is avoided, and water in the tail gas treatment tank can be discharged from the liquid discharge pipe.
2. This kind of PSA nitrogen making machine oxygen boosting tail gas handles and conveyor, when carrying out spraying to the inside granule and the dust secondary treatment that mix of rich and supported tail gas, water enters into the inside of first reposition of redundant personnel section of thick bamboo and second reposition of redundant personnel section of thick bamboo from the feed liquor pipe, the inside liquid atomizing back blowout of first reposition of redundant personnel section of thick bamboo and second reposition of redundant personnel section of thick bamboo can carry out secondary treatment to the dust and the granule that mix in the rich and supported tail gas that rise with the bubble form, and gear motor's output shaft drives first gear and rotates, the first gear meshes with the second gear that the feed liquor pipe outer wall was equipped with, make the second gear rotate, the second gear drives the feed liquor pipe and rotates, thereby can rotate first reposition of redundant personnel section of thick bamboo and second reposition of redundant personnel section of thick bamboo, and then make the particle and the dust treatment effect that mix in the rich and supported tail gas better.
3. This kind of PSA nitrogen making machine oxygen boosting tail gas treatment and conveyor, when the inside water of outside exhaust gas treatment jar, open the control valve that is equipped with on the catheter, the water is discharged from the catheter through the filter screen in the fluid-discharge tube, and the granule stays in the inside of filter screen section of thick bamboo, just can separate the inside water of exhaust gas treatment jar and solid and discharge.
4. This kind of PSA nitrogen making machine oxygen boosting tail gas treatment and conveyor, when needs maintain inside spraying dust removal mechanism, inner wall clearance mechanism and the filtering mechanism of tail gas treatment jar, dismantle a plurality of bolts and nuts of fixing between two ring flanges, two pneumatic cylinders synchronous operation, the output shaft of pneumatic cylinder promotes the elevating block upward movement, the ring flange and the top tank cover upward movement on the top tank cover are promoted to the elevating block for two ring flanges mutual separation just can maintain inside spraying dust removal mechanism, inner wall clearance mechanism and the filtering mechanism of tail gas treatment jar.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a cross-sectional view of an oxygen-enriched tail gas treatment and delivery device for a PSA nitrogen making machine;
FIG. 2 is a schematic diagram of a spray dust removal mechanism of an oxygen-enriched tail gas treatment and conveying device of a PSA nitrogen making machine;
FIG. 3 is a cross-sectional view of a rotary drive assembly of an oxygen-enriched tail gas treatment and delivery device for a PSA nitrogen making machine according to the present invention;
FIG. 4 is a cross-sectional view of an inner wall cleaning mechanism of an oxygen-enriched tail gas treatment and conveying device of a PSA nitrogen making machine;
FIG. 5 is a schematic diagram of the structure of the oxygen-enriched tail gas treatment and conveying device of the PSA nitrogen making machine at A in FIG. 1;
FIG. 6 is a schematic diagram of a filter screen cylinder structure of an oxygen-enriched tail gas treatment and conveying device of a PSA nitrogen making machine;
FIG. 7 is a sectional view of the structure of a spreader mechanism of an oxygen-enriched tail gas treatment and conveying device of a PSA nitrogen making machine.
In the figure: 1. a tail gas treatment tank; 2. water; 3. a spray dust removing mechanism; 4. a rotary drive assembly; 5. an inner wall cleaning mechanism; 6. a liquid discharge pipe; 7. a filtering mechanism; 8. an anti-blocking mechanism; 9. a mounting plate; 10. a first split-flow cylinder; 11. a second split-flow cylinder; 12. a liquid inlet pipe; 13. a bracket; 14. a first gear; 15. a second gear; 16. a speed reducing motor; 17. a movable plate; 18. a scraper; 19. brushing a plate; 20. a spreading mechanism; 21. adjusting the sleeve; 22. a partition plate; 23. a movable column; 24. a limit rod; 25. a mounting groove; 26. a buffer spring; 27. a connecting rod; 28. a connecting groove; 29. a filter screen cylinder; 30. a catheter; 31. a support rod; 32. a fixing plate; 33. a rotating lever; 34. an agitating plate; 35. a push plate; 36. an air inlet; 37. an air inlet pipe; 38. a bottom tank; 39. a flange plate; 40. a top can lid; 41. a sealing gasket; 42. a lifting block; 43. and a hydraulic cylinder.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
Examples: as shown in fig. 1-7, the oxygen-enriched tail gas treatment and conveying device of the PSA nitrogen making machine comprises a tail gas treatment tank 1, wherein water 2 for primarily filtering rich tail gas is contained at the bottom of an inner cavity of the tail gas treatment tank 1, a spray dust removing mechanism 3 for secondarily treating the rich tail gas is arranged at the top of the inner cavity of the tail gas treatment tank 1, and a rotary driving assembly 4 for driving the spray dust removing mechanism 3 to rotate is arranged on the tail gas treatment tank 1; the outer wall of the spray dust removing mechanism 3 is provided with an inner wall cleaning mechanism 5 which extends into the bottom of the inner cavity of the tail gas treatment tank 1 to clean the inner wall of the tail gas treatment tank 1; the bottom end of the tail gas treatment tank 1 is provided with a funnel-shaped liquid discharge pipe 6, and the bottom end of the inner wall cleaning mechanism 5 is provided with a filtering mechanism 7 matched with the liquid discharge pipe 6; the top end of the filtering mechanism 7 is provided with an anti-blocking mechanism 8 for the inner cavity of the filtering mechanism 7, and through filling water 2 at the bottom end of the tail gas treatment tank 1, the rich tail gas enters the water 2 at the bottom of the tail gas treatment tank 1, and the gas moves upwards in the water 2 in the form of bubbles in the water 2, so that the solid particles and dust mixed in the rich tail gas can be subjected to primary treatment; the water 2 mist sprayed by the spray dust removing mechanism 3 arranged at the top of the inner cavity of the tail gas treatment tank 1 can carry out secondary treatment on dust carried by the rising air bubbles, so that the cleaning effect of solid particles and dust mixed in the rich tail gas is better; the rotary driving mechanism arranged on the tail gas treatment tank 1 can drive the spray dust removing mechanism 3 to rotate, so that the spray dust removing mechanism 3 has more thorough effect on the dust treatment carried by the ascending air bubbles; the inner wall cleaning mechanism 5 arranged on the inner wall of the tail gas treatment tank 1 is driven when the spray dust removing mechanism 3 rotates, so that particles and dust adhered to the inner wall of the tail gas treatment tank 1 are scraped by the inner wall cleaning mechanism 5, and the influence of the particles and dust adhered to the inner wall of the tail gas treatment tank 1 on the quality of water 2 secondarily added into the tail gas treatment tank 1 is avoided; when the water 2 in the tail gas treatment tank 1 is discharged, the filtering mechanism 7 of the equipment of the inner wall cleaning mechanism 5 can filter particles in the water 2 in the tail gas treatment tank 1, the water 2 is discharged through the filtering mechanism 7, and the particles remain in the filtering mechanism 7; the anti-clogging mechanism 8 can stir particles in the filtering mechanism 7, so that the condition that the filtering mechanism 7 is clogged is avoided, and the water 2 in the tail gas treatment tank 1 can be discharged from the liquid discharge pipe 6.
The utility model provides a dust removal mechanism 3, wherein, spray dust removal mechanism 3 is including establishing the mounting panel 9 at tail gas treatment jar 1 roof, and mounting panel 9 middle part is connected with vertical decurrent first reposition of redundant personnel section of thick bamboo 10 through the bearing, and mounting panel 9's top lateral wall is equipped with at least three and is L shape and be linked together with first reposition of redundant personnel section of thick bamboo 10 second reposition of redundant personnel section of thick bamboo 11, and the top intercommunication of first reposition of redundant personnel section of thick bamboo 10 has the feed liquor pipe 12 that stretches out tail gas treatment jar 1 top, and feed liquor pipe 12 is connected with tail gas treatment jar 1 roof through the bearing, rotatory drive subassembly 4 is including establishing at tail gas treatment jar 1 top and be the support 13 of L shape, and the bottom of support 13 is equipped with first gear 14, and the outer wall of feed liquor pipe 12 is equipped with the second gear 15 with first gear 14 meshing, install the first gear 14 pivoted gear 16 of drive on the support 13, when carrying out the inside mixed granule and the dust secondary treatment of rich nutrition tail gas of spraying, water 2 enters into first reposition of redundant personnel section of thick bamboo 10 and second reposition of redundant personnel section of thick bamboo 11 from feed liquor pipe 12, and inside liquid atomizing back that first reposition of redundant personnel section of thick bamboo 11, first reposition of thick bamboo 10 and second reposition of thick bamboo 11 inside liquid can spout out the liquid and the inside gear 15, can drive the gear 15 in the second gear 15 and rotate the second gear 15 and make the second gear 15 more in the second gear 15 and rotate, and the second gear 15 that the diameter of the second gear 15 is further rotates, and the second gear 15 is further more than the first gear 15, and the diameter of the second gear 15 is better, and the diameter of the second gear 15 is further rotated in the first gear 15, and the diameter of the end of the diameter of the end is more than the second gear is more.
Wherein, inner wall clearance mechanism 5 is including establishing at second reposition of redundant personnel section of thick bamboo 11 outer wall and with the fly leaf 17 of tail gas treatment jar 1 inner wall looks butt, the both sides of fly leaf 17 all are equipped with circular-arc scraper blade 18, the avris of fly leaf 17 is equipped with the brush board 19 with tail gas treatment jar 1 inner wall looks butt, when first reposition of redundant personnel section of thick bamboo 10 and second reposition of redundant personnel section of thick bamboo 11 rotate, second reposition of redundant personnel section of thick bamboo 11 drive fly leaf 17 rotate, fly leaf 17 drive scraper blade 18 and brush board 19 rotate, brush board 19 scrub granule and dust on the tail gas treatment jar 1 inner wall, the scraper blade 18 rotation that does not scrub scrapes granule and dust, the quality of the water of adhesion granule and dust influence secondary interpolation on the tail gas treatment jar 1 inner wall has been avoided.
The two movable plates 17 are provided with a spreading mechanism 20 positioned below the spray dust removing mechanism 3, the spreading mechanism 20 comprises an adjusting sleeve 21, the middle part of the adjusting sleeve 21 is provided with a partition plate 22, two cavities of the adjusting sleeve 21, which are divided by the partition plate 22, are respectively in threaded connection with a movable column 23, one ends of the two movable columns 19, which are far away from each other, are respectively provided with a limiting rod 24 which extends out of the adjusting sleeve 21 and is connected with the movable plates 17, one end, which is close to the inner wall of the tail gas treatment tank 1, of the limiting rod 24 is provided with a mounting groove 25, the inside of the mounting groove 25 is provided with a buffer spring 26, the inside of the mounting groove 25 is provided with a connecting groove 28 which extends out of the mounting groove 25, the movable plates 17 are provided with connecting grooves 28 which are matched and inserted with the connecting grooves 27, the connecting rods 27, the connecting grooves 26 and the mounting groove 25 can play a good tensioning role in scraping plates 18 and the brush plates 19, and the second flow dividing cylinders 11 rotate, the second flow dividing cylinders 11 drive the two movable plates 17 to rotate, and the movable plates 17 drive the scraping plates 18 and the brush plates 19 to rotate, so that particles and dust adhered to the inner wall of the treatment tank 1 can be cleaned.
The filtering mechanism 7 comprises a filter screen barrel 29 which is connected to the lower end parts of two movable plates 17 through a rotating shaft and is matched with the liquid discharge pipe 6, the outer wall of the liquid discharge pipe 6 is connected with a liquid guide pipe 30 which is arranged in an inclined mode to the outside, one end, close to the liquid discharge pipe 6, of the liquid guide pipe 30 is provided with a control valve, the anti-blocking mechanism 8 comprises a plurality of support rods 31 which are arranged on the top wall of the filter screen barrel 29 and are inclined upwards, the top ends of the support rods 31 are provided with fixed plates 32, the fixed plates 32 are provided with rotating rods 33 which vertically downwards extend into the filter screen barrel 29, the rotating rods 33 are provided with stirring plates 34, the bottom ends of the rotating rods 33 are provided with push plates 35 which are inclined and are in contact with the bottom wall of the filter screen barrel 29, when water 2 in the tail gas treatment tank 1 is discharged outwards, the control valve arranged on the liquid guide pipe 30 is opened, the water 2 is discharged from the liquid guide pipe 30 through the filter screen in the liquid discharge pipe 6, and particles are left in the filter screen barrel 29, so that the water 2 and solids in the tail gas treatment tank 1 can be separated. .
Wherein, air inlet 36 has been seted up to the lateral wall of tail gas treatment jar 1, and air inlet 36's height is less than the liquid level height of water 2 in the tail gas treatment jar 1, and air inlet 36's outer end is connected with washs ascending intake pipe 37, is convenient for make the rich in-rich tail gas entering into in the tail gas treatment jar 1 enter into in the water 2.
The exhaust gas treatment tank 1 comprises a bottom tank 38 and a top tank cover 40 connected through flange plates 39, the two flange plates 39 are fixedly connected through bolts and nuts, a mounting plate 9 is arranged on the inner wall of the top tank cover 40, a sealing gasket 41 is arranged between the two flange plates 39, two lifting blocks 42 are arranged on the outer wall of the flange plate 39 of the top tank cover 40, two vertical hydraulic cylinders 43 are arranged on the outer wall of the bottom tank 38, an output shaft of each hydraulic cylinder 43 is fixedly connected with the lifting blocks 42, when the spray dust removing mechanism 3, the inner wall cleaning mechanism 5 and the filtering mechanism 7 in the exhaust gas treatment tank 1 need to be maintained, a plurality of bolts and nuts fixed between the two flange plates 39 are detached, the two hydraulic cylinders 43 synchronously work, the output shaft of each hydraulic cylinder 43 pushes the lifting blocks 42 to move upwards, the flange plates 39 and the top tank cover 40 on the top tank cover 40 are pushed to move upwards, the two flange plates 39 are separated from each other, and the spray dust removing mechanism 3, the inner wall cleaning mechanism 5 and the filtering mechanism 7 in the exhaust gas treatment tank 1 can be maintained.
When the device for treating and conveying the oxygen-enriched tail gas of the PSA nitrogen making machine works, water 2 is filled at the bottom end of the tail gas treatment tank 1, the rich tail gas enters the water 2 at the bottom of the tail gas treatment tank 1, and gas moves upwards in the water 2 in the form of bubbles in the water 2, so that the solid particles and dust mixed in the rich tail gas can be treated for the first time; the water 2 mist sprayed by the spray dust removing mechanism 3 arranged at the top of the inner cavity of the tail gas treatment tank 1 can carry out secondary treatment on dust carried by the rising air bubbles, so that the cleaning effect of solid particles and dust mixed in the rich tail gas is better; the rotary driving mechanism arranged on the tail gas treatment tank 1 can drive the spray dust removing mechanism 3 to rotate, so that the spray dust removing mechanism 3 has more thorough effect on the dust treatment carried by the ascending air bubbles; the inner wall cleaning mechanism 5 arranged on the inner wall of the tail gas treatment tank 1 is driven when the spray dust removing mechanism 3 rotates, so that particles and dust adhered to the inner wall of the tail gas treatment tank 1 are scraped by the inner wall cleaning mechanism 5, and the influence of the particles and dust adhered to the inner wall of the tail gas treatment tank 1 on the quality of water 2 secondarily added into the tail gas treatment tank 1 is avoided; when the water 2 in the tail gas treatment tank 1 is discharged, the filtering mechanism 7 of the equipment of the inner wall cleaning mechanism 5 can filter particles in the water 2 in the tail gas treatment tank 1, the water 2 is discharged through the filtering mechanism 7, and the particles remain in the filtering mechanism 7; the anti-clogging mechanism 8 can stir particles in the filtering mechanism 7, so that the condition that the filtering mechanism 7 is clogged is avoided, and the water 2 in the tail gas treatment tank 1 can be discharged from the liquid discharge pipe 6.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The oxygen-enriched tail gas treatment and conveying device of the PSA nitrogen making machine comprises a tail gas treatment tank (1) and is characterized in that water (2) for primarily filtering rich tail gas is contained at the bottom of an inner cavity of the tail gas treatment tank (1), a spray dust removing mechanism (3) for secondarily treating the rich tail gas is arranged at the top of the inner cavity of the tail gas treatment tank (1), and a rotary driving assembly (4) for driving the spray dust removing mechanism (3) to rotate is arranged on the tail gas treatment tank (1); an inner wall cleaning mechanism (5) extending into the bottom of the inner cavity of the tail gas treatment tank (1) to clean the inner wall of the tail gas treatment tank (1) is arranged on the outer wall of the spray dust removing mechanism (3); the bottom end of the tail gas treatment tank (1) is provided with a funnel-shaped liquid discharge pipe (6), and the bottom end of the inner wall cleaning mechanism (5) is provided with a filtering mechanism (7) matched with the liquid discharge pipe (6); the top end of the filtering mechanism (7) is provided with an anti-blocking mechanism (8) for the inner cavity of the filtering mechanism (7).
2. The oxygen-enriched tail gas treatment and conveying device of the PSA nitrogen making machine according to claim 1, wherein the spray dust removing mechanism (3) comprises a mounting plate (9) arranged on the top wall of the tail gas treatment tank (1), a first diversion cylinder (10) vertically downward is connected to the middle part of the mounting plate (9) through a bearing, at least three second diversion cylinders (11) which are L-shaped and are communicated with the first diversion cylinders (10) are arranged on the top side wall of the mounting plate (9), a liquid inlet pipe (12) extending out of the top end of the tail gas treatment tank (1) is communicated with the top end of the first diversion cylinders (10), and the liquid inlet pipe (12) is connected with the top wall of the tail gas treatment tank (1) through a bearing.
3. The oxygen-enriched tail gas treatment and conveying device of the PSA nitrogen making machine according to claim 2, wherein the rotary driving assembly (4) comprises a support (13) which is arranged at the top end of the tail gas treatment tank (1) and is L-shaped, a first gear (14) is arranged at the bottom end of the support (13), a second gear (15) meshed with the first gear (14) is arranged on the outer wall of the liquid inlet pipe (12), and a speed reducing motor (16) for driving the first gear (14) to rotate is arranged on the support (13).
4. The oxygen-enriched tail gas treatment and conveying device of the PSA nitrogen making machine according to claim 2, wherein the inner wall cleaning mechanism (5) comprises a movable plate (17) which is arranged on the outer wall of the second flow dividing cylinder (11) and is abutted against the inner wall of the tail gas treatment tank (1), arc-shaped scraping plates (18) are arranged on two sides of the movable plate (17), and brush plates (19) which are abutted against the inner wall of the tail gas treatment tank (1) are arranged on the side sides of the movable plate (17).
5. The oxygen-enriched tail gas treatment and conveying device of the PSA nitrogen making machine according to claim 1, characterized in that a spreading mechanism (20) positioned below the spray dust removing mechanism (3) is arranged between the two movable plates (17), the spreading mechanism (20) comprises an adjusting sleeve (21), a partition plate (22) is arranged in the middle of the adjusting sleeve (21), movable columns (23) are connected in two cavities which are divided by the partition plate (22) in a threaded manner in the adjusting sleeve (21), and limiting rods (24) which extend out of the adjusting sleeve (21) and are connected with the movable plates (17) are arranged at one ends, far away from each other, of the two movable columns (19).
6. The oxygen-enriched tail gas treatment and conveying device for the PSA nitrogen making machine, according to claim 5, is characterized in that one end, close to the inner wall of the tail gas treatment tank (1), of the limiting rod (24) is provided with a mounting groove (25), a buffer spring (26) is arranged in the mounting groove (25), a connecting rod (27) extending out of the mounting groove (25) is arranged in the mounting groove (25), and a connecting groove (28) matched and spliced with the connecting rod (27) is formed in the movable plate (17).
7. The oxygen-enriched tail gas treatment and conveying device of the PSA nitrogen making machine according to claim 2, wherein the filtering mechanism (7) comprises a filter screen cylinder (29) which is connected to the lower end parts of the two movable plates (17) through a rotating shaft and matched with the liquid discharge pipe (6), and a liquid guide pipe (30) which is arranged in an outward inclined way is connected to the outer wall of the liquid discharge pipe (6).
8. The oxygen-enriched tail gas treatment and conveying device for the PSA nitrogen making machine according to claim 7, wherein the anti-blocking mechanism (8) comprises a plurality of supporting rods (31) which are arranged on the top wall of the filter screen cylinder (29) and are inclined upwards, the top ends of the supporting rods (31) are provided with fixing plates (32), the fixing plates (32) are provided with rotating rods (33) which vertically downwards extend into the filter screen cylinder (29), the rotating rods (33) are provided with stirring plates (34), and the bottom ends of the rotating rods (33) are provided with pushing plates (35) which are inclined and are contacted with the bottom wall of the filter screen cylinder (29).
9. The oxygen-enriched tail gas treatment and conveying device of the PSA nitrogen making machine according to claim 1, wherein the side wall of the tail gas treatment tank (1) is provided with an air inlet (36), the height of the air inlet (36) is lower than the liquid level height of water (2) in the tail gas treatment tank (1), and the outer end of the air inlet (36) is connected with an upward cleaning air inlet pipe (37).
10. The oxygen-enriched tail gas treatment and conveying device of the PSA nitrogen making machine according to claim 2, wherein the tail gas treatment tank (1) comprises a bottom tank (38) and a top tank cover (40) connected through flange plates (39), the two flange plates (39) are fixedly connected through matching of bolts and nuts, a mounting plate (9) is arranged on the inner wall of the top tank cover (40), a sealing gasket (41) is arranged between the two flange plates (39), two lifting blocks (42) are arranged on the outer wall of the flange plate (39) of the top tank cover (40), two hydraulic cylinders (43) which are vertically upwards are arranged on the outer wall of the bottom tank (38), and an output shaft of each hydraulic cylinder (43) is fixedly connected with the lifting blocks (42).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310863995.3A CN116726645A (en) | 2023-07-14 | 2023-07-14 | Oxygen-enriched tail gas treatment and conveying device of PSA (pressure swing adsorption) nitrogen making machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310863995.3A CN116726645A (en) | 2023-07-14 | 2023-07-14 | Oxygen-enriched tail gas treatment and conveying device of PSA (pressure swing adsorption) nitrogen making machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117443115A (en) * | 2023-12-25 | 2024-01-26 | 甘肃施可丰生态科技有限公司 | High-tower slow-release compound fertilizer tail gas treatment device and method |
| CN117679931A (en) * | 2024-01-09 | 2024-03-12 | 江苏景南环保科技有限公司 | Sealed dry flue gas denitration device and application method thereof |
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- 2023-07-14 CN CN202310863995.3A patent/CN116726645A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117443115A (en) * | 2023-12-25 | 2024-01-26 | 甘肃施可丰生态科技有限公司 | High-tower slow-release compound fertilizer tail gas treatment device and method |
| CN117443115B (en) * | 2023-12-25 | 2024-03-12 | 甘肃施可丰生态科技有限公司 | High-tower slow-release compound fertilizer tail gas treatment device and method |
| CN117679931A (en) * | 2024-01-09 | 2024-03-12 | 江苏景南环保科技有限公司 | Sealed dry flue gas denitration device and application method thereof |
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